* {
    margin: 0;
    padding: 0;
}

html {
    font-size: 100px;
}

header {
    width: 100vw;
    height: 0.7rem;
    background-color: #FF8A00;
    display: flex;
    align-items: center;
    justify-content: space-evenly;
}

.top-left {
    height: 0.4rem;
    width: 40vw;
    height: 0.7rem;
    display: flex;
    align-items: center;
}

img {
    height: 0.4rem;
}

.top-right {
    width: 20vw;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav {
    width: 100vw;
    /* height: 0.5rem; */
    line-height: 0.5rem;
    font-size: 0.1rem;
    text-indent: 0.2rem;
    border-bottom: 2px solid #aaa;
}

.nav a {
    text-decoration: none;
    color: black;

}

.srk {
    width: 100vw;
    display: flex;
    flex-direction: column;
}

.srk input {
    width: 100vw;
    height: 0.45rem;    border: none;
    border-bottom: 2px solid #aaa;
    outline: none;
    text-indent: 0.2rem;
    /* line-height: 0.1rem; */
}
.btn1{
    width: 0.9rem;
    height: 0.35rem;
    position: absolute;
    top: 1.26rem;
    left: 2.5rem;
    background-color: white;
    border: 1px solid #AAA;
    font-size: 0.1rem;
}
.btn2{
    width: 90vw;
    height: 0.5rem;
    background-color: #FF8A00;
    border: none;
    font-size: 0.15rem;
    color: white;
    margin: 0.1rem auto;
}